apollo_infra_utils: check for unused imports in cairo0 format test

[Yoni-Starkware]

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[reviewable-StarkWare]

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[Yoni-Starkware]

@Yoni-Starkware made 1 comment.
Reviewable status: 0 of 29 files reviewed, 1 unresolved discussion (waiting on @dorimedini-starkware).

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crates/apollo_infra_utils/src/cairo0_compiler.rs line 213 at r1 (raw file):

/// Returns the content with unused imports removed.
#[cfg(any(test, feature = "testing"))]
pub fn remove_unused_cairo0_imports(content: &str) -> String {

PLZ accept the magic and don't review this function @dorimedini-starkware

[dorimedini-starkware]

@dorimedini-starkware reviewed 28 files and all commit messages, and made 4 comments.
Reviewable status: 28 of 29 files reviewed, 5 unresolved discussions (waiting on @Yoni-Starkware).

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crates/apollo_infra_utils/src/cairo0_compiler.rs line 0 at r2 (raw file):
can you (in a separate PR) split into cairo0_compiler.rs and cairo0_compiler_test_utils.rs? I see a lot of cfgs

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crates/apollo_infra_utils/src/cairo0_compiler.rs line 214 at r2 (raw file):

#[cfg(any(test, feature = "testing"))]
pub fn remove_unused_cairo0_imports(content: &str) -> String {
    use regex::Regex;

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Code quote:

use regex::Regex;

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crates/apollo_infra_utils/src/cairo0_compiler.rs line 321 at r2 (raw file):

#[cfg(any(test, feature = "testing"))]
fn is_import_used(import_item: &str, code: &str) -> bool {
    use regex::Regex;

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Code quote:

use regex::Regex;

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crates/apollo_infra_utils/src/cairo0_compiler.rs line 380 at r2 (raw file):

    // Remove unused imports after formatting and sorting.
    remove_unused_cairo0_imports(&isort_content)

don't you want to run this before formatting? it can effect line breaks

Code quote:

    // Remove unused imports after formatting and sorting.
    remove_unused_cairo0_imports(&isort_content)